Seiko Cal. 3889 - 646

The Seiko 3889-646 represents an important milestone in Seiko's 1972 lineup. It features a Champagne dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-20d1d7acf6d5]

Also known as: Sportsmatic, Crown

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

15.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Champagne

Jewels

35j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1972

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